#ifndef __SYS_H_
#define __SYS_H_

#define u8  unsigned char     
#define u16 unsigned short   
#define u32 unsigned int     

#include "driver/gpio.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h" 
#include "freertos/queue.h"
#include "driver/gptimer.h"
#include "esp_log.h"
#include "string.h"

void nvs_init(void);
void delay_us(uint32_t time);
#endif